#include <REGX52.H>

sbit RCK = P3^5;	//RCLK
sbit SCK = P3^6;	//SRCLK
sbit SER = P3^4;	//SER
void _74HC595WriteByte(unsigned char Byte){
	SER = Byte & 0x80;//取出最高位

}

void main(){
	
	
	
	while(1){
		
		
	}
}